HomeAptitudeInsert the missing number.: 1, 4, 9, 16, 25, 36, 49, (….) 21. Insert the missing number.: 1, 4, 9, 16, 25, 36, 49, (….)By Admin / September 6, 2025 [A]. 54 [B]. 56 [C]. 64 [D]. 81 ✅ The correct answer is option C. Numbers are 12, 22, 32, 42, 52, 62, 72. So, the next number is 82 = 64.
1. Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30° and 45° respectively. If the lighthouse is 100 m high, the distance between the two ships is: Leave a Comment / Aptitude, Height-and-Distance / By Admin
2. A man standing at a point P is watching the top of a tower, which makes an angle of elevation of 30° with the man’s eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes 60°. What is the distance between the base of the tower and the point P? Leave a Comment / Aptitude, Height-and-Distance / By Admin